[PATCH 1/1] drm/amdgpu: fix amdgpu_res_first()

[Christian König]

Am 19.03.21 um 20:08 schrieb Nirmoy Das:
> Fix size comparison in the resource cursor.
>
> Signed-off-by: Nirmoy Das <nirmoy.das at amd.com>

Reviewed-by: Christian König <christian.koenig at amd.com>

> ---
>   drivers/gpu/drm/amd/amdgpu/amdgpu_res_cursor.h | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_res_cursor.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_res_cursor.h
> index b49a61d07d60..40f2adf305bc 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_res_cursor.h
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_res_cursor.h
> @@ -64,7 +64,7 @@ static inline void amdgpu_res_first(struct ttm_resource *res,
>   	BUG_ON(start + size > res->num_pages << PAGE_SHIFT);
>   
>   	node = res->mm_node;
> -	while (start > node->size << PAGE_SHIFT)
> +	while (start >= node->size << PAGE_SHIFT)
>   		start -= node++->size << PAGE_SHIFT;
>   
>   	cur->start = (node->start << PAGE_SHIFT) + start;